DE3851556D1 - Flache Leuchtstofflampe für Flüssigkristallanzeige. - Google Patents

Flache Leuchtstofflampe für Flüssigkristallanzeige.

Info

Publication number
DE3851556D1
DE3851556D1 DE3851556T DE3851556T DE3851556D1 DE 3851556 D1 DE3851556 D1 DE 3851556D1 DE 3851556 T DE3851556 T DE 3851556T DE 3851556 T DE3851556 T DE 3851556T DE 3851556 D1 DE3851556 D1 DE 3851556D1
Authority
DE
Germany
Prior art keywords
liquid crystal
crystal display
fluorescent lamp
flat fluorescent
flat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE3851556T
Other languages
English (en)
Other versions
DE3851556T2 (de
Inventor
Katsuhiro Hinotani
Shunichi Kishimoto
Haruhisa Kosaka
Katsumi Terada
Goro Hamagishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE3851556D1 publication Critical patent/DE3851556D1/de
Application granted granted Critical
Publication of DE3851556T2 publication Critical patent/DE3851556T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/33—Special shape of cross-section, e.g. for producing cool spot

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
DE19883851556 1987-03-20 1988-03-17 Flache Leuchtstofflampe für Flüssigkristallanzeige. Expired - Fee Related DE3851556T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6661487A JPH0650621B2 (ja) 1987-03-20 1987-03-20 平面型蛍光灯

Publications (2)

Publication Number Publication Date
DE3851556D1 true DE3851556D1 (de) 1994-10-27
DE3851556T2 DE3851556T2 (de) 1995-05-18

Family

ID=13320953

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883851556 Expired - Fee Related DE3851556T2 (de) 1987-03-20 1988-03-17 Flache Leuchtstofflampe für Flüssigkristallanzeige.

Country Status (3)

Country Link
EP (1) EP0283014B1 (de)
JP (1) JPH0650621B2 (de)
DE (1) DE3851556T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2637717B1 (fr) * 1988-10-11 1990-11-16 Thomson Csf Boite a lumiere pour dispositif de visualisation avionique
GB8903118D0 (en) * 1989-02-11 1989-03-30 Smiths Industries Plc Radiation emissive devices
EP0433902B1 (de) * 1989-12-18 1996-09-18 Toshiba Lighting & Technology Corporation Leuchtstofflampenvorrichtung
GB9015575D0 (en) * 1990-07-16 1990-09-05 Smiths Industries Plc Radiation-emitting panels and display assemblies
GB9019975D0 (en) * 1990-09-12 1990-10-24 Smiths Industries Plc Display assemblies
GB2371911A (en) * 2001-01-31 2002-08-07 Nokia Mobile Phones Ltd Electronic Display
KR20050023858A (ko) * 2003-09-03 2005-03-10 삼성전자주식회사 면광원장치, 이의 제조 방법 및 이를 이용한 액정표시장치
TW200719059A (en) * 2005-11-04 2007-05-16 Samsung Corning Co Ltd Surface light source device and backlight unit having the same
EP1860376A1 (de) * 2006-05-27 2007-11-28 Jenn-Wei Mii Leuchtende Vorrichtung mit einer erhöhten Helligkeit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2317265A (en) * 1940-07-26 1943-04-20 Foerste William Fluorescent lamp
US3928786A (en) * 1973-07-02 1975-12-23 Gen Electric Fluorescent lamp having partitioned vapor discharge
US4117368A (en) * 1976-06-01 1978-09-26 Rca Corporation Modular type guided beam flat display device
US4174523A (en) * 1976-07-16 1979-11-13 Rca Corporation Flat display device
US4376256A (en) * 1980-03-05 1983-03-08 Alpha-Omega Development, Inc. Segment display system
DE3140839A1 (de) * 1981-10-14 1983-04-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Flaechenfoermige quecksilberdampf-niederdruckentladungslampe
JPS61107651A (ja) * 1984-10-29 1986-05-26 Mitsubishi Electric Corp 平板状光源
US4767965A (en) * 1985-11-08 1988-08-30 Sanyo Electric Co., Ltd. Flat luminescent lamp for liquid crystalline display
JPS62208537A (ja) * 1985-11-08 1987-09-12 Sanyo Electric Co Ltd 平面型螢光灯
WO1987004562A1 (en) * 1986-01-17 1987-07-30 Sidefact Limited Flat light source

Also Published As

Publication number Publication date
EP0283014A3 (de) 1991-01-23
EP0283014A2 (de) 1988-09-21
DE3851556T2 (de) 1995-05-18
JPS63232255A (ja) 1988-09-28
JPH0650621B2 (ja) 1994-06-29
EP0283014B1 (de) 1994-09-21

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee